TSI_Config/config_mgr.h

#ifndef CONFIG_MGR_H
#define CONFIG_MGR_H
#include <memory>
#include <vector>
#include "cardbase.h"
#include <QDrag>
#include <QMimeData>
#include <QDragEnterEvent>
#include <QDebug>
#include <QListWidget>

class DraggableListWidget : public QListWidget {
public:
    DraggableListWidget(QWidget *parent = nullptr) : QListWidget(parent) {
        setDragEnabled(true);
    }

protected:
    void startDrag(Qt::DropActions supportedActions) override {
        QListWidgetItem *item = currentItem();
        if (!item) return;

        QMimeData *mimeData = new QMimeData;

        QString customData = item->data(Qt::UserRole).toString();
        mimeData->setData("application/x-custom", customData.toUtf8());

        QDrag *drag = new QDrag(this);
        drag->setMimeData(mimeData);
        drag->exec(Qt::CopyAction);
    }
};
class ConfigMgr {
  private:
    static ConfigMgr *instance;
    ConfigMgr() {
        for (int i = 0; i < SLOT_NUM; ++i) {
            card_type_[i] = kCardNone;
        }
    }
  public:
    int card_type_[15];
    static ConfigMgr *Instance() {
        if (instance == nullptr) {
            instance = new ConfigMgr();
        }
        return instance;
    }
    ~ConfigMgr();
    void Save(QString & file_path);
    void Load(QString filename);
    std::shared_ptr<CardBase> GetSlotPtr(int slot);//1-15
    void AddCard(std::shared_ptr<CardBase> ptr);
    void RemoveCard(std::shared_ptr<CardBase> ptr);
  private:
    QString filename_;

    std::vector<std::shared_ptr<CardBase>> cards_;
};

#endif // CONFIG_MGR_H